Autumn Night Sky 2026: The Ultimate Celestial Event

Step outside on a crisp autumn evening and look up. The ultimate celestial show has already begun.

Autumn brings longer, darker nights to the Northern Hemisphere, creating some of the best conditions of the year for stargazing. Stars fill the sky, familiar constellations return to centre stage and, every so often, a meteor flashes overhead. From glowing planets to a neighbouring galaxy, there is lots happening above us this season.

The autumnal equinox marks a turning point in the year. An official astronomical beginning to autumn in the Northern Hemisphere. At this precise moment, the Sun crosses the celestial equator, creating an almost perfect balance between day and night, with both lasting nearly the same length. This will happen on the 26^th September 2026.

From here, the nights continue to grow longer, which is excellent news for stargazers.

The Moon is also putting on quite a performance this autumn with three different moods.

First comes the Harvest Moon on 26^th September, reaching full phase at around 5:49pm. Traditionally, its bright evening light gave farmers extra time to gather crops as the harvest season ended. Think of this as autumn’s golden-hour Moon.

The mood changes with the Hunter’s Moon on 26^th October at around 4:11am. Traditionally associated with preparing for the approaching winter, its name is linked with the hunting season that followed the harvest.

Then comes November’s showstopper. The Beaver Moon on 24^th November at around 2:53pm is also a supermoon, occurring while the Moon is relatively close to Earth and appearing slightly larger and brighter than an average Full Moon. The origin of the Beaver Moon name is debated, with explanations ranging from increased beaver activity to the historical setting of beaver traps before winter. Either way, it certainly has the most dramatic backstory and the brightest appearance.

Image Credit: Bud Martin Budzynski

Cooler, darker evenings also make autumn an excellent time to search for the Andromeda Galaxy (M31).

Located approximately 2.5 million light-years away, Andromeda is the nearest large spiral galaxy to our own Milky Way. Under a sufficiently dark sky, you do not even need a telescope as it can appear to the naked eye as a tiny, faint smudge of light.

It lies within the Andromeda constellation, one of the most recognisable constellations of the autumn sky. Just remember that the little blur you are looking at contains hundreds of billions of stars. Suddenly, 2.5 million light-years feels much more significant.

The Great Square of Pegasus, and Andromeda Galaxy highlighted. Image credit: Heather Alexander, Stellarium

Autumn also welcomes the Orionid meteor shower, active from 2^nd October to 7^th November and reaching its peak around 21^st October. Under promising conditions, observers can see around 15–20 meteors per hour.

Even better, the Orionids are created by debris left behind by Halley’s Comet. Every streak of light is a tiny piece of one of history’s most famous comets burning through our atmosphere.

Image Credit: Heather Alexander, Stellarium.

Finally, look out for Saturn on 4^th October, when the planet reaches opposition. Earth will lie between Saturn and the Sun, placing the ringed planet opposite the Sun in our sky. Around opposition, Saturn appears particularly bright and remains visible for much of the night. Thus making it one of the best opportunities of the year to observe it.

Credit: NASA

So, grab a coat, a hot drink and look up at our wonderful celestial event that is our night sky. This autumn, the night sky has a full schedule.